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    <admin>
        <current_status>
            <date>2025-07-02</date>
            <code>REL</code>
            <processing_site>PDBe</processing_site>
        </current_status>
        <revision_history>
            <revision version="1.0" date="2021-12-08">
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                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
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                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
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                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
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                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
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                        <revision_type>INITIAL_RELEASE</revision_type>
                        <provider>REPOSITORY</provider>
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                    <metadata>
                        <revision_group>EXPERIMENTAL_SUMMARY</revision_group>
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                            <category>em_admin</category>
                            <category>em_software</category>
                        </categories>
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                            <item>_em_admin.last_update</item>
                            <item>_em_software.name</item>
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            <revision version="1.2" date="2025-07-02">
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                    <model>
                        <revision_group>DATA_COLLECTION</revision_group>
                        <categories>
                            <category>em_admin</category>
                            <category>em_software</category>
                        </categories>
                        <items>
                            <item>_em_admin.last_update</item>
                            <item>_em_software.name</item>
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        <sites>
            <deposition>PDBe</deposition>
            <last_processing>PDBe</last_processing>
        </sites>
        <key_dates>
            <deposition>2020-10-23</deposition>
            <header_release>2021-12-08</header_release>
            <map_release>2021-12-08</map_release>
            <update>2025-07-02</update>
        </key_dates>
        <grant_support>
            <grant_reference>
                <funding_body>Max Planck Society</funding_body>
                <country>Germany</country>
            </grant_reference>
        </grant_support>
        <title>Cryo-EM structure of Arabidopsis thaliana Complex-I (membrane tip)</title>
        <authors_list>
            <author>Klusch N</author>
            <author>Kuehlbrandt W</author>
        </authors_list>
        <keywords>Complex-I, ELECTRON TRANSPORT</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0003-2459-7377" order="1">Klusch N</author>
                    <author ORCID="0000-0002-1377-3841" order="2">Senkler J</author>
                    <author ORCID="0000-0003-3659-2805" order="3">Yildiz O</author>
                    <author ORCID="0000-0002-2013-4810" order="4">Kuhlbrandt W</author>
                    <author ORCID="0000-0002-4459-9727" order="5">Braun HP</author>
                    <title>A ferredoxin bridge connects the two arms of plant mitochondrial complex I.</title>
                    <journal_abbreviation>Plant Cell</journal_abbreviation>
                    <country>US</country>
                    <volume>33</volume>
                    <first_page>2072</first_page>
                    <last_page>2091</last_page>
                    <year>2021</year>
                    <external_references type="PUBMED">33768254</external_references>
                    <external_references type="DOI">doi:10.1093/plcell/koab092</external_references>
                    <external_references type="ISSN">1532-298X</external_references>
                    <external_references type="CSD">2109</external_references>
                    <external_references type="ASTM">PLCEEW</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>7aqw</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
    </crossreferences>
    <sample>
        <name>Arabidopsis complex I - membrane tip</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>Arabidopsis complex I - membrane tip</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>3</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>4</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>5</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>6</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>7</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>8</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>9</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>10</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>11</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>12</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>13</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>NADH-ubiquinone oxidoreductase chain 5</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.07449797699999999</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MYLLIVFLPLLGSSVAGFFGRFLGSEGSAIMTTTCVSFSSILSLIAFYEVALGASACYLRIAPWISSEMFDASWGFLFDS
LTVVMLIVVTFISSLVHLYSISYMSEDPHSPRFMCYLSIFTFFMLMLVTGDNFLQLFLGWEGVGLASYLLIHFWFTRLQA
DKAAIKAMLVNRVGDFGLALGILGCFTLFQTVDFSTIFACASVPRNSWIFCNMRLNAISLICILLFIGAVGKSAQIGLHT
WLPDAMEGPTPVSALIHAATMVTAGVFMIARCSPLFEYSPTALIVITFAGAMTSFLAATTGILQNDLKRVIAYSTCSQLG
YMIFACGISNYSVSVFHLMNHAFFKALLFLSAGSVIHAMSDEQDMRKMGGLASSFPLTYAMMLIGSLSLIGFPFLTGFYS
KDVILELAYTKYTISGNFAFWLGSVSVLFTSYYSFRLLFLTFLVPTNSFGRDISRCHDAPIPMAIPLILLALGSLFVGYL
AKDMMIGLGTNFWANSLLVLPKNEILAESEFAAPTIIKLIPILFSTLGAFVAYNVNLVADQFQRAFQTSTFCNRLYSFFN
KRWFFDQVLNDFLVRSFLRFGYEVSFEALDKGAIEILGPYGISYTFRRLAERISQLQSGFVYHYAFAMLLGLTLFVTFFC
MWDSLSSWVDNRLSFILIVSSFYTKSSQE</string>
                    <external_references type="UNIPROTKB">B5TM94</external_references>
                </sequence>
                <ec_number>7.1.1.2</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>NADH-ubiquinone oxidoreductase chain 4</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.055995663999999994</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MLEHFCECYFNLSGLILCPVLGSIILLFIPNSRIRLIRLIGLCASLITFLYSLVLWIQFDSSTAKFQFVESLRWLPYENI
NFYLGIDGISLFFVILTTFLIPICILVGWSGMRSYGKEYIIAFLICEFLMIAVFCMLDLLLFYVFFESVLIPMFIIIGVW
GSRQRKIKAAYQFFLYTLLGSLFMLLAILLILFQTGTTDLQILLTTEFSERRQIFLWIAFFASFAVKVPMVPVHIWLPEA
HVEAPTAGSVILAGILLKFGTYGFLRFSIPMFPEATLCFTPFIYTLSAIAIIYTSLTTLRQIDLKKIIAYSSVAHMNLVT
IGMFSLNIQGIGGSILLMLSHGLVSSALFLCVGVLYDRHKTRLVRYYGGLVSTMPNFSTIFFFFTLANMSLPGTSSFIGE
FLILVGAFQRNSLVATLAALGMILGAAYSLWLYNRVVSGNLKPDFLHKFSDLNGREVFIFIPFLVGLVWMGVYPKVFLDC
MHTSVSNLVQHGKFH</string>
                    <external_references type="UNIPROTKB">B5TM93</external_references>
                </sequence>
                <ec_number>7.1.1.2</ec_number>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="3">
                <name>Acyl carrier protein 1, mitochondrial</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.013735628</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MALRNAILRHLRVPVQTLGLNQSKIGFLGTIRSFSSHDDHLSREAVVDRVLDVVKSFPKVDPSKVTPEVHFQNDLGLDSL
DTVEIVMAIEEEFKLEIPDKEADKIDSCSLAIEYVYNHPMSS</string>
                    <external_references type="UNIPROTKB">P53665</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="4">
                <name>Transmembrane protein</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.009876422</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGGGDHGHGAEGGDFRAKVWSMTGGPNCRPKHWRRNTAIAMFGVFLVCIPIAKLSAKLEQRPHMPVRPIPSQIWCKNFGT
KDDYEKEH</string>
                    <external_references type="UNIPROTKB">Q8VZT9</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="5">
                <name>ESSS subunit of NADH:ubiquinone oxidoreductase (Complex I) protein</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.012648286</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MPSTQSLTVAAKTLRNRIFSRSGSTSAGPSRWATPGHEERPKGYFMNRTPPAPGQSRKWEDWELPCYITSFLTIVILGVG
LNAKPDLSIETWAHQKALERLEMEKLATAGDSSD</string>
                    <external_references type="UNIPROTKB">Q9SLC8</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="6">
                <name>P1</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.011808244</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGFIMEFAENLVLRLMENPEERDRKAREHIYEMHERCKKIKEMWALPIRPYGFWTFERHNAQLRWDPQISQVAGRRDPYD
DLLEDNYTPPSSSSSSSD</string>
                    <external_references type="UNIPROTKB">A0A178W1I8</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="7">
                <name>NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 2</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.00758259</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGGGGHGGGITYKGVTVHTPKTWHTVTGKGLCAVMWFWILYRAKQDGPVVMGWRHPWDGHGDHGHGDHH</string>
                    <external_references type="UNIPROTKB">Q8LDK3</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="8">
                <name>NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 3-A</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.008064313</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAKPLGTTGEFFRRRDEWRKHPMLSNQMRHALPGIGIGVGAFCVYLVGEQIYSKLMAPSSQSSHQKQPAPSH</string>
                    <external_references type="UNIPROTKB">O64725</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="9">
                <name>NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 8, mitochondrial</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.013225222</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAGRLSGVASRIMGGNGVVARSVGSSLRQRAGMGLPVGKHIVPDKPLSVNDELMWDNGTAFPEPCIDRIADTVGKYEALA
WLSGGLGFFVGLGLLAVLNDKASKVPFTPRVYPYDNLRVELGGEP</string>
                    <external_references type="UNIPROTKB">Q9FGK0</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="10">
                <name>B15 -- 1 beta subcomplex subunit 4</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.008305539</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGGGMETNKNKFIEDWGSARENLEHNFRWTRRNFALIGIFGIALPIIVYKGIVKDFHMQDEDAGRPHRKFL</string>
                    <external_references type="UNIPROTKB">A0A178VZI4</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="11">
                <name>NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 9</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.013638334999999998</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MSGVSTAAYFARRAAQKERVRILYRRALKDTLNWAVHRHIFYRDASDLREKFNVNQDVEDVDRIDKLIAHGEAEYNKWRH
PDPYIVPWAPGGSKFCRNPTPPAGIEIVYNYGLEDNP</string>
                    <external_references type="UNIPROTKB">Q945M1</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="12">
                <name>NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 7</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.011757832</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MEVPGSSKKMIATQEEMSAAKIALGSRDMCAHLLIPLNKCRQAEFYLPWKCEDERHVYEKCEYELVMERMLAMKKIREEE
ALAKQNKLQGNAAVPLIPKTANA</string>
                    <external_references type="UNIPROTKB">Q9SKC9</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="13">
                <name>NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 10-B</name>
                <natural_source database="NCBI">
                    <organism ncbi="3702">Arabidopsis thaliana</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.012462276</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MGRKKGLPEFEESAPDGFDPENPYKDPVAMVEMREHIVREKWIQIEKAKILREKVKWCYRVEGVNHYQKCRHLVQQYLDS
TRGVGWGKDHRPISLHGPKPEAVEAE</string>
                    <external_references type="UNIPROTKB">Q94C12</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="14">
                <name>PHOSPHATIDYLETHANOLAMINE</name>
                <molecular_weight>
                    <theoretical units="MDa">0.0007340389999999999</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>PTY</formula>
            </ligand>
            <ligand macromolecule_id="15">
                <name>(7S)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE</name>
                <molecular_weight>
                    <theoretical units="MDa">0.0007631</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>PC7</formula>
            </ligand>
            <ligand macromolecule_id="16">
                <name>S-[2-({N-[(2R)-2-hydroxy-3,3-dimethyl-4-(phosphonooxy)butanoyl]-beta-alanyl}amino)ethyl] dodecanethioate</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000540651</theoretical>
                </molecular_weight>
                <number_of_copies>1</number_of_copies>
                <formula>8Q1</formula>
            </ligand>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>singleParticle</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <single_particle_preparation preparation_id="1">
                    <buffer>
                        <ph>7.8</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TITAN KRIOS</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">300</acceleration_voltage>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 (6k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">43.0</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <ctf_correction>
                    <type>PHASE FLIPPING AND AMPLITUDE CORRECTION</type>
                </ctf_correction>
                <startup_model type_of_model="NONE"/>
                <final_reconstruction>
                    <resolution units="Å" res_type="BY AUTHOR">3.17</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <number_images_used>459177</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>MAXIMUM LIKELIHOOD</type>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <file>emd_11874.map.gz</file>
        <symmetry>
            <space_group>1</space_group>
        </symmetry>
        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>600</col>
            <row>600</row>
            <sec>600</sec>
        </dimensions>
        <origin>
            <col>0</col>
            <row>0</row>
            <sec>0</sec>
        </origin>
        <spacing>
            <x>600</x>
            <y>600</y>
            <z>600</z>
        </spacing>
        <cell>
            <a units="Å">502.2</a>
            <b units="Å">502.2</b>
            <c units="Å">502.2</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
        </cell>
        <axis_order>
            <fast>X</fast>
            <medium>Y</medium>
            <slow>Z</slow>
        </axis_order>
        <statistics>
            <minimum>-0.02553981</minimum>
            <maximum>0.053030346</maximum>
            <average>0.000015151327</average>
            <std>0.00052796333</std>
        </statistics>
        <pixel_spacing>
            <x units="Å">0.837</x>
            <y units="Å">0.837</y>
            <z units="Å">0.837</z>
        </pixel_spacing>
        <contour_list>
            <contour primary="true">
                <level>0.013</level>
                <source>AUTHOR</source>
            </contour>
        </contour_list>
        <label>::::EMDATABANK.org::::EMD-11874::::</label>
    </map>
    <interpretation>
        <half_map_list>
            <half_map format="CCP4" size_kbytes="864001">
                <file>emd_11874_half_map_2.map.gz</file>
                <symmetry>
                    <space_group>1</space_group>
                </symmetry>
                <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
                <dimensions>
                    <col>600</col>
                    <row>600</row>
                    <sec>600</sec>
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